Test program

package de.thorstenschaefer.vm;

import org.virtualbox_4_3.*;

public class SendKeysToVm {

    private static final int keydown = 30;
    private static final int keyup = -98;

    public static void main(String[] args) {
        VirtualBoxManager mgr = VirtualBoxManager.createInstance(null);
        IVirtualBox vbox = mgr.getVBox();
        ISession session = mgr.getSessionObject();
        IMachine machine = vbox.getMachines().get(0);

        if (machine == null) {
            System.out.println("Machine not found");
            System.exit(1);
        }

        System.out.println("VM: " + machine.getName());
        machine.lockMachine(session, LockType.Shared);
        IConsole console = session.getConsole();
        IKeyboard keyboard = console.getKeyboard();

        System.out.println("Sending key strokes (a)");
        for (int i=0; i<1000; i++) {
            long start = System.currentTimeMillis();
            keyboard.putScancode(keydown);
            keyboard.putScancode(keyup);
            long end = System.currentTimeMillis();
            System.out.println("Click " + i + ": " + (end - start));
        }
        System.out.println("End sending keystrokes");
    }

}